*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0A0A0F;
  --magenta: #E879F9;
  --cyan: #22D3EE;
  --text: #F0F0F5;
  --text-muted: rgba(240, 240, 245, 0.55);
  --font-mono: 'JetBrains Mono', monospace;
  --font-display: 'Syne', system-ui, sans-serif;
  --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-mono);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  position: relative;
}

.grid-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 121, 249, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  z-index: -1;
  pointer-events: none;
}

.container { width: min(1080px, 92%); margin-inline: auto; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.gradient-text {
  background: linear-gradient(90deg, var(--magenta), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: 2rem;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.8125rem;
  border: none;
  cursor: pointer;
  transition: 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.btn--neon {
  background: linear-gradient(135deg, var(--magenta), var(--cyan));
  color: var(--bg);
  box-shadow: 0 0 24px rgba(232, 121, 249, 0.35);
}
.btn--neon:hover { box-shadow: 0 0 36px rgba(34, 211, 238, 0.5); transform: translateY(-2px); }
.btn--outline {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
}
.btn--outline:hover { background: rgba(34, 211, 238, 0.1); }
.btn--full { width: 100%; }

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(232, 121, 249, 0.15);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}
.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: 0.05em;
}
.logo__bracket { color: var(--magenta); }
.nav { display: flex; gap: 2rem; font-size: 0.8125rem; }
.nav a:hover { color: var(--cyan); }
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}
.menu-toggle span { width: 24px; height: 2px; background: var(--text); }

.hero { padding: 4rem 0 2rem; }
.hero__content { text-align: center; margin-bottom: 2.5rem; }
.hero__tag { font-size: 0.8125rem; color: var(--magenta); margin-bottom: 1rem; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.hero__meta { font-size: 0.8125rem; color: var(--cyan); letter-spacing: 0.15em; margin-bottom: 1rem; }
.hero__desc { color: var(--text-muted); max-width: 520px; margin: 0 auto 2rem; font-size: 0.9375rem; }
.hero__visual {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(232, 121, 249, 0.2);
  box-shadow: 0 0 60px rgba(232, 121, 249, 0.15);
}
.hero__visual img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

.section { padding: 4rem 0; }

.countdown {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.countdown__unit {
  background: rgba(232, 121, 249, 0.08);
  border: 1px solid rgba(232, 121, 249, 0.25);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  min-width: 90px;
  text-align: center;
}
.countdown__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  background: linear-gradient(180deg, var(--magenta), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.countdown__label { font-size: 0.625rem; color: var(--text-muted); letter-spacing: 0.2em; margin-top: 0.375rem; display: block; }
.countdown__sep { font-size: 2rem; color: var(--magenta); font-weight: 700; }

.schedule { max-width: 720px; margin: 0 auto; }
.schedule__item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(34, 211, 238, 0.12);
  transition: 0.2s;
}
.schedule__item:hover { padding-left: 0.5rem; border-left: 2px solid var(--magenta); }
.schedule__time {
  font-weight: 700;
  color: var(--cyan);
  font-size: 0.9375rem;
}
.schedule__body h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.schedule__speaker { font-size: 0.8125rem; color: var(--text-muted); }

.tickets__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}
.ticket-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius);
  padding: 1.75rem;
  position: relative;
  transition: 0.2s;
}
.ticket-card:hover { border-color: var(--magenta); }
.ticket-card--featured {
  border-color: var(--magenta);
  box-shadow: 0 0 40px rgba(232, 121, 249, 0.2);
  transform: scale(1.03);
}
.ticket-card__badge {
  position: absolute;
  top: -10px;
  right: 1rem;
  background: linear-gradient(90deg, var(--magenta), var(--cyan));
  color: var(--bg);
  font-size: 0.625rem;
  font-weight: 700;
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.1em;
}
.ticket-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}
.ticket-card__price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}
.ticket-card__price span:first-child { font-size: 1.25rem; vertical-align: super; }
.ticket-card__price span:last-child { font-size: 0.875rem; color: var(--text-muted); font-weight: 400; }
.ticket-card ul { list-style: none; margin-bottom: 1.5rem; }
.ticket-card li {
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding: 0.25rem 0 0.25rem 1rem;
  position: relative;
}
.ticket-card li::before { content: '▸'; position: absolute; left: 0; color: var(--cyan); }

.ticket-form {
  max-width: 560px;
  margin: 0 auto;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(232, 121, 249, 0.2);
  border-radius: var(--radius);
  padding: 2rem;
}
.ticket-form h3 {
  font-family: var(--font-display);
  margin-bottom: 1.25rem;
  font-size: 1.125rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.375rem; }
.form-group input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
}
.form-group input:focus { outline: none; border-color: var(--magenta); }
.form-group input[readonly] { opacity: 0.7; cursor: default; }

.form-success {
  margin-top: 1rem;
  padding: 0.875rem;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 8px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--cyan);
}

.footer {
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid rgba(232, 121, 249, 0.1);
  color: var(--text-muted);
  font-size: 0.8125rem;
}
.footer__logo {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.footer__logo span { color: var(--magenta); }

@media (max-width: 768px) {
  .nav, .header .btn--neon { display: none; }
  .menu-toggle { display: flex; }
  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 1rem 4%;
    border-bottom: 1px solid rgba(232, 121, 249, 0.15);
  }
  .header { position: relative; }
  .tickets__grid { grid-template-columns: 1fr; }
  .ticket-card--featured { transform: none; }
  .form-row { grid-template-columns: 1fr; }
  .schedule__item { grid-template-columns: 1fr; gap: 0.375rem; }
  .countdown__unit { min-width: 70px; padding: 1rem; }
}